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COSCO Shipping Ports
COSCO Shipping Ports is a Hong Kong-listed port logistics company, part of China COSCO Shipping, operating 387 berths at 40 ports, including Piraeus and Chancay.
Cosine annealing
Cosine annealing is a learning rate schedule for training neural networks that decays the rate along half a cosine curve, introduced by Loshchilov and Hutter in 2016.
Coşkun Mermer
Coşkun Mermer, also written Coskun Mermer, is a Turkish computer scientist known for statistical machine translation research at TÜBİTAK and Boğaziçi University, including Bayesian word alignment papers at ACL in 2010 and 2011.
Cosm (company)
Cosm is an American immersive entertainment and technology company whose Shared Reality venues show live sports and films on wraparound LED domes, opening first in Inglewood, California, in 2024.
Cosmetics
Cosmetics, also called cosmetic products, are substances applied to the body, especially skin, hair, and lips, to clean, beautify, or alter appearance, spanning lipstick, perfume, and shampoo.
COSMIC (satellite constellation)
COSMIC, also known in Taiwan as FORMOSAT-3, is a six-satellite US–Taiwan constellation launched in 2006 that pioneered GPS radio occultation, profiling the atmosphere and ionosphere.
COSMIC desktop
COSMIC, also known as COSMIC DE, is a Rust-based desktop environment for Linux developed by System76, first released in 2025 as the default desktop of Pop!OS 24.04 LTS.
Cosmic Origins Spectrograph
The Cosmic Origins Spectrograph (COS) is an ultraviolet spectrograph installed on the Hubble Space Telescope in May 2009 to study how galaxies, stars, and planets formed.
Cosmo Oil
Cosmo Oil (コスモ石油) is a Japanese integrated oil company headquartered in Tokyo, established in 1986 by merger and known for three refineries and Japan's first mass-production sustainable aviation fuel unit.
COSMO-SkyMed
COSMO-SkyMed (COnstellation of small Satellites for Mediterranean basin Observation) is an Italian Earth observation program of X-band synthetic aperture radar satellites for dual civilian and military use, first launched in 2007.
Cosmos DB
Cosmos DB, formally Azure Cosmos DB, is Microsoft's fully managed, globally distributed NoSQL and vector database service, offering document, key-value, graph, and table data models with single-digit-millisecond latency.
CosMX
CosMX, formally Zhuhai CosMX Battery Co., Ltd. (珠海冠宇电池股份有限公司), is a Chinese manufacturer of lithium-ion polymer batteries founded in Zhuhai in 2007 and listed on the STAR Market in 2021.
Coso geothermal field
The Coso geothermal field is a high-temperature geothermal power development at Naval Air Weapons Station China Lake in eastern California, producing electricity from four plants since 1987.
COSPAS-SARSAT
COSPAS-SARSAT is an international satellite search and rescue system founded in 1979 by the United States, Canada, France, and the Soviet Union, credited with rescuing tens of thousands.
Cosserat rod theory
Cosserat rod theory, introduced by the Cosserat brothers in 1909, is a geometrically exact framework modeling slender bodies as one-dimensional continua, foundational for simulating soft and continuum robots.
Cost estimate
A cost estimate is the approximation of a program or project's probable cost, expressed with a quantified confidence level that narrows as scope and risk definition mature.
Cost of delay
Cost of delay (CoD) is a product development measure of the economic value lost per unit of time that delivery is postponed, popularized by Donald Reinertsen in 2009.
Cost of electricity by source
Cost of electricity by source is the expense of generating a megawatt hour from each technology, most often compared using the levelized cost of electricity (LCOE).
Cost of frontier training runs
The cost of a frontier training run is the estimated dollar cost of pretraining a top AI model, from tens of millions in 2023 to hundreds of millions by 2026.
Cost-sensitive learning
Cost-sensitive learning is a machine learning approach that incorporates unequal misclassification costs into model training or prediction, using weighting, resampling, or threshold moving to minimize expected cost.
Cost, insurance and freight
Cost, insurance and freight (CIF) is an Incoterms rule under which the seller pays cost, insurance, and freight to the destination port, though risk passes at shipment.
Costa Azul LNG Terminal
Costa Azul LNG Terminal, also known as Energía Costa Azul, is a liquefied natural gas facility near Ensenada, Mexico, the first LNG terminal on North America's Pacific coast.
Costa Concordia
The Costa Concordia was an Italian cruise ship built in Genoa in 2006 that struck rocks off Giglio in 2012, killing 32 people; its wreck was later salvaged.
Costa Concordia disaster
The Costa Concordia disaster, also called the sinking of the Costa Concordia, occurred off Isola del Giglio, Italy, on 13 January 2012, killing 32 passengers and crew.
Costa Cruises
Costa Cruises, also known as Costa Crociere S.p.A., is an Italian cruise line founded in Genoa in 1854 and wholly owned by Carnival Corporation since 2000.
Costa Norte LNG Terminal
Costa Norte LNG Terminal, also known as Terminal de GNL de Colón, is an LNG import terminal on Telfers Island in Colón, Panama, the first in Panama and Central America, opened in 2018.
Costa Smeralda
Costa Smeralda is a 337-meter LNG-powered cruise ship operated by Italy's Costa Cruises, delivered in December 2019, carrying about 6,500 passengers and based in Savona.
Costain Group
Costain Group PLC is a British infrastructure solutions company founded in 1865, listed in London since 1943, whose projects include the Thames Barrier, the Channel Tunnel, and London Bridge station.
Costamare
Costamare is a Monaco-headquartered international owner and operator of containerships, founded in 1975, whose fleet of 79 vessels is time chartered to major liner companies.
Costanera power station
The Costanera power station is a thermal power plant in the port area of Buenos Aires, Argentina, opened in 1963 and supplying about 4% of Argentina's power.